Feature●3D supports system add on track parts for go!!! And digital 143 slot car racing sets●Use these 3D supports to raise and stabilize your track to build and customize your layout●Carrera Part No. 20061642●Comes with 3D supports only and not track pieces Shown for display purposes only.●Customize your track with these and many other genuine Carrera parts, cars, and add-on accessories. The possibilities are endless!Description The Carrera 3D supports, part No. 20061642 allows you customize your Carrera go!!! And digital 143 tracks. Now build an elevated race track and stabilize the track pieces with these supports.